38642380

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:204

約数の個数: 96

約数和(自身を含む): 97574400

約数和(自身を除く): 58932020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 70, 86, 98, 131, 140, 172, 196, 215, 245, 262, 301, 343, 430, 490, 524, 602, 655, 686, 860, 917, 980, 1204, 1310, 1372, 1505, 1715, 1834, 2107, 2620, 3010, 3430, 3668, 4214, 4585, 5633, 6020, 6419, 6860, 8428, 9170, 10535, 11266, 12838, 14749, 18340, 21070, 22532, 25676, 28165, 29498, 32095, 39431, 42140, 44933, 56330, 58996, 64190, 73745, 78862, 89866, 112660, 128380, 147490, 157724, 179732, 197155, 224665, 276017, 294980, 394310, 449330, 552034, 788620, 898660, 1104068, 1380085, 1932119, 2760170, 3864238, 5520340, 7728476, 9660595, 19321190, 38642380]

約数ペア:

[(1, 38642380), (2, 19321190), (4, 9660595), (5, 7728476), (7, 5520340), (10, 3864238), (14, 2760170), (20, 1932119), (28, 1380085), (35, 1104068), (43, 898660), (49, 788620), (70, 552034), (86, 449330), (98, 394310), (131, 294980), (140, 276017), (172, 224665), (196, 197155), (215, 179732), (245, 157724), (262, 147490), (301, 128380), (343, 112660), (430, 89866), (490, 78862), (524, 73745), (602, 64190), (655, 58996), (686, 56330), (860, 44933), (917, 42140), (980, 39431), (1204, 32095), (1310, 29498), (1372, 28165), (1505, 25676), (1715, 22532), (1834, 21070), (2107, 18340), (2620, 14749), (3010, 12838), (3430, 11266), (3668, 10535), (4214, 9170), (4585, 8428), (5633, 6860), (6020, 6419)]